28061005

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{42197}}^1$

素因数の和:42228

約数の個数: 16

約数和(自身を含む): 40510080

約数和(自身を除く): 12449075

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 42197, 210985, 295379, 801743, 1476895, 4008715, 5612201, 28061005]

約数ペア:

[(1, 28061005), (5, 5612201), (7, 4008715), (19, 1476895), (35, 801743), (95, 295379), (133, 210985), (665, 42197)]